Home / 41,378.72-57,103.92-22,517.12

Finding the Fourth Proportional to 41,378.72, 57,103.92 and 22,517.12

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Solution

The fourth proportional to 41,378.72, 57,103.92 and 22,517.12 is: 31,074.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.72 : 57,103.92 = 22,517.12 : x
  2. Step 2: Convert to fraction form
    41,378.72/57,103.92 = 22,517.12/x
  3. Step 3: Cross multiply
    41,378.72x = 57,103.92 × 22,517.12
  4. Step 4: Simplify right side
    41,378.72x = 1,285,815,819.11
  5. Step 5: Solve for x
    x = 1,285,815,819.11/41,378.72
  6. Step 6: Final answer
    x = 31,074.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.